lkml.org 
[lkml]   [2013]   [Nov]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v2] use -fstack-protector-strong
On 11/27/2013 09:54 AM, Ingo Molnar wrote:
>>
>> Looks to be 2% for defconfig. That's way better. Shall I send a v3?
>
> Well, it's better than 9%, but still almost an order of magnitude
> higher than the cost is today, and a lot of distros have
> CONFIG_CC_STACKPROTECTOR=y.
>
> So it would be nice to measure how much the instruction count goes up
> in some realistic system-bound test. How much does something like
> kernel/built-in.o increase, as per 'size' output?
>

Do we need CONFIG_CC_STACKPROTECTOR_STRONG?

-hpa




\
 
 \ /
  Last update: 2013-11-27 19:01    [W:0.036 / U:0.024 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site